\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Appendix Table: IV (predicted wage) estimates for parental time vs.\ goods relative demand (1-2 kids ages 0-12, P(work) $\geq$ .75 or .9, 2002 and 2007)}
\begin{tabular}{l*{4}{c}}
\hline\hline
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
                    &\multicolumn{1}{c}{All Mother}&\multicolumn{1}{c}{Single Mother}&\multicolumn{1}{c}{Married Mother}&\multicolumn{1}{c}{Married Father}\\
                    &        b/se         &        b/se         &        b/se         &        b/se         \\
\hline
$\ln(\tilde{W}\_{j,i})$&       0.553\sym{**} &       0.281         &       0.697\sym{**} &       0.346         \\
                    &     (0.196)         &     (0.387)         &     (0.228)         &     (0.257)         \\
Married             &      -0.071         &                     &                     &                     \\
                    &     (0.096)         &                     &                     &                     \\
Child's age         &      -0.140\sym{***}&      -0.176\sym{***}&      -0.129\sym{***}&      -0.099\sym{***}\\
                    &     (0.022)         &     (0.045)         &     (0.026)         &     (0.027)         \\
Mother some coll.   &       0.026         &       0.286         &      -0.156         &                     \\
                    &     (0.113)         &     (0.189)         &     (0.142)         &                     \\
Mother coll+        &      -0.119         &       0.181         &      -0.320         &                     \\
                    &     (0.155)         &     (0.279)         &     (0.188)         &                     \\
Mother's age        &      -0.007         &      -0.009         &      -0.007         &                     \\
                    &     (0.008)         &     (0.014)         &     (0.009)         &                     \\
Mother white        &      -0.233\sym{*}  &      -0.365\sym{*}  &      -0.170         &       0.001         \\
                    &     (0.091)         &     (0.175)         &     (0.107)         &     (0.128)         \\
Num children age 0-5&       0.168         &      -0.121         &       0.292\sym{*}  &       0.154         \\
                    &     (0.126)         &     (0.240)         &     (0.147)         &     (0.135)         \\
Num of children     &       0.082         &       0.028         &       0.110         &       0.182\sym{*}  \\
                    &     (0.063)         &     (0.117)         &     (0.076)         &     (0.081)         \\
Father some coll.   &                     &                     &                     &      -0.020         \\
                    &                     &                     &                     &     (0.154)         \\
Father coll+        &                     &                     &                     &       0.276         \\
                    &                     &                     &                     &     (0.183)         \\
Father's age        &                     &                     &                     &      -0.010         \\
                    &                     &                     &                     &     (0.009)         \\
\_cons              &       2.398\sym{***}&       3.502\sym{**} &       1.858\sym{**} &       2.028\sym{**} \\
                    &     (0.520)         &     (1.086)         &     (0.582)         &     (0.683)         \\
\hline
r2                  &       0.181         &       0.155         &       0.195         &       0.136         \\
N                   &         720         &         233         &         487         &         578         \\
\hline\hline
\end{tabular}
\end{table}
